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Individual Calculations May 2017 |
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| Jayasekera, Himasha Dulanji Total change: 19.60 | |   |
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| Sri Lanka Women's Qualifying Championship 2017 - Colombo | Colombo | SRI | 2017-03-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1305 | 1376 | 5.00 | 7 | 0.90 | 40 | 36.00 | |
|  Sandanayake, Nimansa Sasanduni | | | 1033 | SRI | 1.00 | 1 | 0.12 | 40 | 4.80 | |  Dissanayake, N F | | | 1157 | SRI | 1.00 | 1 | 0.22 | 40 | 8.80 | | | Jayasuriya, Linali Andrea | | | 1240 | SRI | 1.00 | 1 | 0.32 | 40 | 12.80 | | | De Silva, Shelani | | | 1630 | SRI | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Pasqual, Siluni | | | 1168 | SRI | 1.00 | 1 | 0.23 | 40 | 9.20 | | | Nonis, P A R R | | | 1560 | SRI | 0.50 | 1 | 0.24 | 40 | 9.60 | | | Jayasundara, K M Sohanee Divyana | | | 1346 | SRI | 0.50 | 1 | -0.04 | 40 | -1.60 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | Colombo Chess Festival 2017 | Colombo | SRI | 2017-04-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1211 | 1376 | 4.50 | 7 | -0.44 | 40 | -17.60 | |
| | Sandanayake, Nimansa Sasanduni | | | 1033 | SRI | 1.00 | 1 | 0.12 | 40 | 4.80 | | | Liyanapathirana, Pasan Vindula | | | 1776 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Hettige, Indushika Anjani | | | 1066 | SRI | 1.00 | 1 | 0.14 | 40 | 5.60 | | | Samarakoon, S M Y Thiwanka | | | 1059 | SRI | 1.00 | 1 | 0.13 | 40 | 5.20 | | | Sathmina, S L Lalindu | | | 1135 | SRI | 0.50 | 1 | -0.30 | 40 | -12.00 | | | Perera, Mulina | | | 1130 | SRI | 1.00 | 1 | 0.19 | 40 | 7.60 | | | Nethmina, S A Indura | | | 1275 | SRI | 0.00 | 1 | -0.64 | 40 | -25.60 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | National Youth Chess Championship 2017 - Under 16 Girls | Colombo | SRI | 2017-04-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1261 | 1376 | 4.50 | 7 | 0.03 | 40 | 1.20 | |
| | Wanigasinghe, M.amanda | | | 1097 | SRI | 1.00 | 1 | 0.16 | 40 | 6.40 | | | Wijesuriya, G P Y | | wc | 1573 | SRI | 0.00 | 1 | -0.25 | 40 | -10.00 | | | De Silva, A Dulani Himasha | | | 1119 | SRI | 1.00 | 1 | 0.18 | 40 | 7.20 | | | Senanayake, A M P K | | | 1226 | SRI | 0.50 | 1 | -0.20 | 40 | -8.00 | | | Sarathchandra, Thihansa Dewwanth | | | 1302 | SRI | 1.00 | 1 | 0.40 | 40 | 16.00 | | | Udagedara, Sandali Kanishka | | | 1466 | SRI | 0.00 | 1 | -0.38 | 40 | -15.20 | | | Ramanayake, R A Kavindya V | | | 1041 | SRI | 1.00 | 1 | 0.12 | 40 | 4.80 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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